void(int) fizzbuzz = (index) {
str output = ""
if index % 3 == 0 {
output = (output.to_owned() + "Fizz").leak()
}
if index % 5 == 0 {
output = (output.to_owned() + "Buzz").leak()
}
if output == "" {
output = (output.to_owned() + @str(index)).leak()
}
@println("{output}")
}
(1..=100).for_each((i) {
fizzbuzz(i)
})